Enable math formulas in blog posts

Signed-off-by: Sergey Fedorov <[email protected]>

Author: sergefdrv

docusaurus.config.js

@@ -3,6 +3,9 @@
 
 import { themes as prismThemes } from 'prism-react-renderer';
 
+import remarkMath from 'remark-math';
+import rehypeKatex from 'rehype-katex';
+
 const lightCodeTheme = prismThemes.github;
 const darkCodeTheme = prismThemes.dracula;
 
@@ -73,6 +76,8 @@ const config = {
         onInlineAuthors: 'throw',
         // Remove this to remove the "edit this page" links.
         editUrl: `${siteGitHubUrl}/edit/main/`,
+        remarkPlugins: [remarkMath],
+        rehypePlugins: [rehypeKatex],
       },
     ]
   ],
@@ -101,6 +106,16 @@ const config = {
     ],
   ],
 
+  stylesheets: [
+    {
+      href: 'https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css',
+      type: 'text/css',
+      integrity:
+        'sha384-odtC+0UGzzFL/6PNoE8rX/SPcQDXBJ+uRepguP4QkPCm2LBxH3FA3y+fKSiJ+AmM',
+      crossorigin: 'anonymous',
+    },
+  ],
+
   themeConfig:
     /** @type {import('@docusaurus/preset-classic').ThemeConfig} */
     ({